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Light and optics
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What is light? (Radiant Energy)
Light is energy we can see, it can be synthetic or natural White light is a mixture of all colors found in a rainbow
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Natural Light Found in nature Most abundant Examples:
The Sun, Fire, bioluminescent organisms (they make own light and glow)
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Synthetic Light (Man Made)
Incandescent : high temperatures give off light, (light bulb) Fluorescent: particles absorb invisible light and turn it into visible light Chemiluminescent: chemicals give off light Phosphorescent: light is absorbed into something and give off light once originally light is removed
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How does light behave Transparent: light travels through it
Translucent: allows some but not all Opaque : no light goes through it at all
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Types of reflection in you notes predict which behavior will occur
construction paper wax paper aluminum foil (unwrinkled) cloth plastic glass
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